Companies like Netflix, NASA, Trello, PayPal, Uber, Yahoo use them for their large-scale projects. Node.js is the second most popular backend technology after Java and is preferred by both start-ups and enterprises to build MERN(MongoDB, ExpressJS, ReactJS, NodeJS), MEAN(MongoDB, ExpressJS, Angular, NodeJS) or MEVN(MongoDB, ExpressJS, VueJS, NodeJS) stack projects. The npm package manager is required in all projects which need external node packages like ReactJS or Angular or Vue. It is not just another Backend technology, but also comes in-built with a package manager called npm. You can use dts-gen to make it is the backbone of any modern project. Anotate existing npm packeges with types with a delcaration file.The basics are explained in the offical Handbook.# initalize the typescript project within your repo (will generate the tsconfig that defines how the ts code is transpiled to js)Īs typescript is a transpiled language you develop your app like in this example project / more mature sample. Typescript Project Setup # create project folder To upgrade all or a particular package: npm update To install a package and save it in your project's package.json file: npm install -save To install a package: npm install # Install locally

Nvm alias default node # set the installed stable version as the default Node

Nvm ls-remote # list all the Node versions you can install Nvm use node # use stable as current version Nvm install node # install most recent Node stable version Then download Node and select your version by running: source ~/.bashrc # source your bashrc/zshrc to add nvm to PATH command -v nvm # check the nvm use message

Installation Using Homebrew brew install nodeĭownload and install nvm by running: curl -o- | bash Node.js is a JavaScript runtime built on Chrome's V8 JavaScript engine.

Install nvm mac brew